The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 21 December 2024 06:26 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	417041	3.57%	12845	32.47	AMAZON-02, US
2	7552	266637	2.28%	3916	68.09	VIETEL-AS-AP Viettel Group, VN
3	8151	212348	1.82%	11570	18.35	UNINET, MX
4	9829	156959	1.34%	2038	77.02	BSNL-NIB National Internet Backbone, IN
5	39891	118518	1.01%	4750	24.95	ALJAWWALSTC-AS, SA
6	262773	115708	0.99%	264	438.29	PROXXIMA TELECOMUNICACOES SA, BR
7	36903	110722	0.95%	1249	88.65	MT-MPLS, MA
8	4268	92422	0.79%	7	13203.14	CERNET-ASN-BLOCK, US
9	55644	91777	0.78%	99	927.04	VIL-AS-AP Vodafone Idea Ltd, IN
10	6057	81589	0.70%	575	141.89	Administracion Nacional de Telecomunicaciones, UY
11	22773	73711	0.63%	3579	20.60	ASN-CXA-ALL-CCI-22773-RDC, US
12	4155	70676	0.60%	2313	30.56	USDA-1, US
13	647	66589	0.57%	431	154.50	DNIC-ASBLK-00616-00665, US
14	54994	64276	0.55%	785	81.88	ML-1432-54994, CA
15	58224	62267	0.53%	1371	45.42	TCI, IR
16	50010	58843	0.50%	659	89.29	NAWRAS-AS Sultanate of Oman, OM
17	36914	58146	0.50%	566	102.73	KENET-AS, KE
18	42337	54373	0.46%	712	76.37	RESPINA-AS, IR
19	19429	52746	0.45%	692	76.22	ETB - Colombia, CO
20	52965	52565	0.45%	128	410.66	1TELECOM SERVICOS DE TECNOLOGIA EM INTERNET LTDA, BR
21	5371	48815	0.42%	299	163.26	DNIC-ASBLK-05120-05376, US
22	24757	47711	0.41%	437	109.18	EthioNet-AS, ET
23	25048	43625	0.37%	5	8725.00	DSNET DSNet, GB
24	12220	41701	0.36%	8	5212.62	I-EVOLVE-TECHNOLOGY-SERVICES, US
25	45899	41499	0.35%	3264	12.71	VNPT-AS-VN VNPT Corp, VN
26	264719	41371	0.35%	23	1798.74	INGENIERIA TELECOMUNICACIONES S.A de CV, HN
27	4181	41338	0.35%	1278	32.35	TDS-AS, US
28	4538	40465	0.35%	5035	8.04	ERX-CERNET-BKB China Education and Research Network Center, CN
29	17794	38421	0.33%	13	2955.46	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
30	29571	38226	0.33%	1464	26.11	ORANGE-COTE-IVOIRE, CI
31	367	36989	0.32%	2710	13.65	DNIC-ASBLK-00306-00371, US
32	22884	35203	0.30%	1076	32.72	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
33	37294	34562	0.30%	92	375.67	TNM, MW
34	9318	34059	0.29%	742	45.90	SKB-AS SK Broadband Co Ltd, KR
35	24863	33521	0.29%	1665	20.13	LINKdotNET-AS, EG
36	262589	31735	0.27%	268	118.41	SAMM TECNOLOGIA E TELECOMUNICACOES S.A, BR
37	11259	30976	0.26%	85	364.42	ANGOLATELECOM, AO
38	9341	29875	0.26%	501	59.63	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
39	20940	29134	0.25%	4020	7.25	AKAMAI-ASN1, NL
40	265626	29015	0.25%	1	29015.00	SITE TELECOM, MX
41	18300	28626	0.24%	275	104.09	KEPRI-AS-KR KEPCO, KR
42	9583	27850	0.24%	1877	14.84	SIFY-AS-IN Sify Limited, IN
43	33182	27508	0.24%	93	295.78	DIMENOC, US
44	13490	27385	0.23%	680	40.27	BUCKEYECABLEVISION, US
45	56246	26716	0.23%	26	1027.54	SDI-AS-ID PT Sumber Data Indonesia, ID
46	16625	26223	0.22%	3009	8.71	AKAMAI-AS, US
47	209181	26176	0.22%	46	569.04	ZENEX5IVE-NL, GB
48	9155	25986	0.22%	434	59.88	QNET Kuwait, KW
49	133772	25587	0.22%	59	433.68	NELNET-AS-AP New Eagle Ltd, SC
50	36935	25491	0.22%	1019	25.02	Vodafone-, EG
Total		3293702	28.16%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	265626	29015.0	0.25%	1	29015	SITE TELECOM, MX
2	25048	14541.7	0.37%	5	43625	DSNET DSNet, GB
3	4268	13203.1	0.79%	7	92422	CERNET-ASN-BLOCK, US
4	17794	12807.0	0.33%	13	38421	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
5	47855	11393.0	0.10%	1	11393	PRIME Moscow branch, RU
6	28657	10686.0	0.09%	2	10686	MD Brasil - Tecnologia da Informacao Ltda, BR
7	139955	7057.0	0.06%	6	7057	DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
8	50674	5814.0	0.05%	1	5814	SPBEX-AS, RU
9	265566	5653.5	0.19%	5	22614	TELESISTEMAS PENINSULARES SA DE CV, MX
10	136103	5566.0	0.14%	4	16698	IDNIC-USM-AS-ID Universitas Semarang, ID
11	12220	5212.6	0.36%	8	41701	I-EVOLVE-TECHNOLOGY-SERVICES, US
12	7954	4370.0	0.11%	3	13110	IMMENSE-NETWORKS, US
13	45494	4298.0	0.04%	1	4298	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
14	209887	3607.0	0.09%	4	10821	BIESSE, IT
15	2603	3592.0	0.03%	11	3592	NORDUNET, DK
16	396192	3557.0	0.03%	1	3557	SOUTH-JERSEY-TRANPORTATION-AUTHORITY, US
17	25876	2965.0	0.03%	28	2965	LADWP-INTERNET, US
18	32685	2939.0	0.03%	1	2939	AEG-VISION, US
19	2046	2644.6	0.18%	8	21157	DNIC-AS-02046, US
20	36411	2566.0	0.04%	21	5132	GEN-AS2, US
21	137258	2436.0	0.02%	1	2436	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
22	269932	2126.4	0.13%	7	14885	HUGO JAVIER ROLON QUINONEZ, PY
23	265887	2084.4	0.12%	7	14591	R W TELECOMUNICACOES LTDA ME, BR
24	33764	2010.0	0.02%	4	2010	AFRINIC-ZA-JNB-AS, MU
25	214950	1909.0	0.02%	1	1909	HKCJBTC, HK
26	52990	1896.8	0.10%	7	11381	Vonex Telecomunicacoes, BR
27	56639	1836.0	0.02%	1	1836	LNET-COM-UA-AS, UA
28	264719	1798.7	0.35%	23	41371	INGENIERIA TELECOMUNICACIONES S.A de CV, HN
29	328665	1601.0	0.03%	2	3202	ZRA-AS, ZM
30	327908	1535.6	0.09%	7	10749	ECOTECH-Converge, ZA
31	37686	1530.0	0.01%	1	1530	ABUZ1-AS, NG
32	10524	1468.0	0.01%	1	1468	GOYAD-02, PR
33	13341	1437.2	0.06%	5	7186	TRANQUILITY, US
34	60681	1405.0	0.01%	1	1405	BIOCOMBINAT, RU
35	7540	1398.1	0.12%	118	13981	HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
36	21664	1339.5	0.05%	4	5358	AMZN-BYOASN, US
37	267715	1328.0	0.01%	1	1328	RED CENTROAMERICANA DE TELECOMUNICACIONES S.A, SUCURSAL GUATEMALA, SOCIEDAD EXTRANJERA, GT
38	43842	1300.2	0.04%	11	5201	MALAM-TEAM-LTD, IL
39	44472	1284.0	0.01%	5	1284	HOFSTAETTER-AS Hofstaetter IT GmbH, AT
40	131578	1284.0	0.01%	1	1284	BFSUNET Beijing Foreign Studies University, CN
41	269892	1275.0	0.01%	4	1275	Gabriel Eduardo Riera GSNetworks1, AR
42	40138	1191.0	0.09%	12	10719	MDNET, US
43	263817	1170.5	0.04%	4	4682	REDCA - RED CENTROAMERICANA DE TELECOMUNICACIONES, NI
44	398741	1166.0	0.01%	1	1166	AS-VERTEXLINK-01, US
45	54746	1141.5	0.04%	4	4566	KLAZO-ASN, US
46	135445	1113.6	0.13%	14	15591	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
47	31104	1043.0	0.02%	2	2086	EVACY, FR
48	56246	1027.5	0.23%	26	26716	SDI-AS-ID PT Sumber Data Indonesia, ID
49	4307	1025.5	0.18%	21	21536	SVINET-1, US
50	149614	1025.0	0.01%
Total		195674	5.30%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	211.43.158.0/24	37204	0.31%	54994 -- ML-1432-54994, CA
2	106.66.64.0/19	30268	0.25%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
3	106.77.224.0/19	30212	0.25%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
4	201.71.207.0/24	29015	0.24%	265626 -- SITE TELECOM, MX
5	143.255.59.0/24	26850	0.22%	33182 -- DIMENOC, US
6	223.196.68.0/24	26500	0.22%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
7	163.171.102.0/23	23874	0.20%	54994 -- ML-1432-54994, CA
8	45.172.92.0/22	22589	0.19%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
9	103.223.2.0/24	15015	0.12%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
10	81.90.139.0/24	14622	0.12%	25048 -- DSNET DSNet, GB
11	81.90.133.0/24	14507	0.12%	25048 -- DSNET DSNet, GB
12	81.90.132.0/24	14496	0.12%	25048 -- DSNET DSNet, GB
13	202.181.232.0/23	13946	0.12%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
14	134.24.125.0/24	13726	0.11%	4268 -- CERNET-ASN-BLOCK, US
15	134.24.153.0/24	13724	0.11%	4268 -- CERNET-ASN-BLOCK, US
16	134.24.123.0/24	13721	0.11%	4268 -- CERNET-ASN-BLOCK, US
17	134.24.100.0/24	13719	0.11%	4268 -- CERNET-ASN-BLOCK, US
18	72.43.207.0/24	13651	0.11%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
19	72.237.213.0/24	13630	0.11%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
20	72.237.212.0/24	13618	0.11%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
21	124.195.190.0/24	13585	0.11%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
22	202.45.88.0/24	13406	0.11%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
23	207.167.116.0/22	13074	0.11%	7954 -- IMMENSE-NETWORKS, US
24	130.137.231.0/24	12680	0.10%	16509 -- AMAZON-02, US
25	146.83.95.0/24	12645	0.10%	11340 -- Red Universitaria Nacional, CL
26	206.18.128.0/17	12608	0.10%	4268 -- CERNET-ASN-BLOCK, US
27	199.105.192.0/20	12588	0.10%	4268 -- CERNET-ASN-BLOCK, US
28	203.145.74.0/24	12509	0.10%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
29	203.145.78.0/24	12506	0.10%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
30	209.187.224.0/19	12336	0.10%	4268 -- CERNET-ASN-BLOCK, US
31	185.18.201.0/24	11393	0.09%	47855 -- PRIME Moscow branch, RU
32	177.53.19.0/24	11301	0.09%	52990 -- Vonex Telecomunicacoes, BR
33	78.142.198.0/24	10810	0.09%	209887 -- BIESSE, IT
34	138.99.97.0/24	10686	0.09%	28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
35	209.22.67.0/24	10622	0.09%	2046 -- DNIC-AS-02046, US
36	209.22.66.0/24	10506	0.09%	2046 -- DNIC-AS-02046, US
37	130.137.12.0/24	10342	0.09%	16509 -- AMAZON-02, US
38	84.205.66.0/24	9757	0.08%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
39	130.137.108.0/24	9553	0.08%	16509 -- AMAZON-02, US
40	173.82.13.0/24	9474	0.08%	16509 -- AMAZON-02, US
41	173.82.9.0/24	9098	0.08%	16509 -- AMAZON-02, US
42	130.137.124.0/24	8729	0.07%	16509 -- AMAZON-02, US
43	130.137.227.0/24	8641	0.07%	16509 -- AMAZON-02, US
44	130.137.28.0/24	8637	0.07%	16509 -- AMAZON-02, US
45	130.137.16.0/24	8605	0.07%	16509 -- AMAZON-02, US
46	130.137.111.0/24	8594	0.07%	16509 -- AMAZON-02, US
47	130.137.47.0/24	8526	0.07%	16509 -- AMAZON-02, US
48	130.137.141.0/24	8523	0.07%	16509 -- AMAZON-02, US
49	130.137.81.0/24	8506	0.07%	16509 -- AMAZON-02, US
50	130.137.136.0/24	8475	0.07%	16509 -- AMAZON-02, US
Total		713602	5.86%

14 Day BGP Profile: 7-December-2024 00:00 - 20-December-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	25486378
Number of Prefix Updates:	11694843
Number of Prefix Withdrawals:	389633
Average Prefixes per BGP Update:	0.47
Average BGP Update Messages per second:	21.07
Average Prefix Updates per second:	9.99
Peak BGP Update Message Rate per second:	42201	(19:44:24 Tue, 10-Dec-2024)
Peak Prefix Update Rate per second:	8043	(00:33:33 Tue, 10-Dec-2024)
Peak Prefix Withdraw Rate per second:	30633	(16:10:38 Wed, 11-Dec-2024)
Prefix Count:	1008517
Updated Prefix Count:	667541
Stable Prefix Count:	340976
Origin AS Count:	76595
Updated Origin AS Count:	59107
Stable Origin AS Count:	17488
Unique Path Count:	591098
Updated Path Count:	443456
Stable Path Count:	147642

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.